/ Dictionary / Index R rattling: Meaning and Definition of Find definitions for: rat•tling Pronunciation: (rat'ling), [key] — adj. that rattles: a rattling door. remarkably good, lively, or fast: a rattling talk; a rattling gallop. —adv. very: a rattling good time. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rattling (Thesaurus) rattletrap rattly Related Content Daily Word Quiz: dissonant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language